import assert from 'assert';
import fs from 'fs';
import URL from 'url';
import cheerio from 'cheerio';

import Mercury from 'mercury';
import getExtractor from 'extractors/get-extractor';
import { excerptContent } from 'utils/text';

describe('QzComExtractor', () => {
  describe('initial test case', () => {
    let result;
    let url;
    beforeAll(() => {
      url =
        'http://qz.com/863015/uber-is-rolling-out-self-driving-cars-in-san-francisco-in-open-defiance-of-california-dmv/';
      const html =
        fs.readFileSync('./fixtures/qz.com/1481758330660.html');
      result =
        Mercury.parse(url, html, { fallback: false });
    });

    it('is selected properly', () => {
      // This test should be passing by default.
      // It sanity checks that the correct parser
      // is being selected for URLs from this domain
      const extractor = getExtractor(url);
      assert.equal(extractor.domain, URL.parse(url).hostname);
    });

    it('returns the title', async () => {
    // To pass this test, fill out the title selector
    // in ./src/extractors/custom/qz.com/index.js.
      const { title } = await result;

    // Update these values with the expected values from
    // the article.
      assert.equal(title, 'Uber is launching self-driving cars in San Francisco the same way it does everything—without permission');
    });

    it('returns the author', async () => {
    // To pass this test, fill out the author selector
    // in ./src/extractors/custom/qz.com/index.js.
      const { author } = await result;

    // Update these values with the expected values from
    // the article.
      assert.equal(author, 'Alison Griswold');
    });

    // qz doesn't appear to pass the date from the server,
    // so the date is unfortunately null
    it('returns the date_published', async () => {
    // To pass this test, fill out the date_published selector
    // in ./src/extractors/custom/qz.com/index.js.
      const { date_published } = await result;

    // Update these values with the expected values from
    // the article.
      assert.equal(date_published, null);
    });

    it('returns the lead_image_url', async () => {
    // To pass this test, fill out the lead_image_url selector
    // in ./src/extractors/custom/qz.com/index.js.
      const { lead_image_url } = await result;

    // Update these values with the expected values from
    // the article.
      assert.equal(lead_image_url, 'https://qzprod.files.wordpress.com/2016/12/uber-self-driving-volvo-sf-e1481735810897.jpg?quality=80&strip=all&w=1600');
    });

    it('returns the content', async () => {
      // To pass this test, fill out the content selector
      // in ./src/extractors/custom/qz.com/index.js.
      // You may also want to make use of the clean and transform
      // options.
      const { content } = await result;

      const $ = cheerio.load(content || '');

      const first13 = excerptContent($('*').first().text(), 13);

      // Update these values with the expected values from
      // the article.
      assert.equal(first13, 'One of the Volvo XC90s Uber is debuting in San Francisco. (Uber) No');
    });
  });
});
